#1E81FE
Closest named color: Clear Blue (#247AFD). oklch(62% 0.206 257.3), rgb(30, 129, 254).
Aa
Black text reads best on this color (5.62:1).
About this color
#1E81FE is a medium-dark, vivid blue. In OKLCH its lightness is 62%, its chroma 0.206 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.017 away. Black text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.206) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #1E81FE |
| RGB | rgb(30, 129, 254) |
| HSL | hsl(213, 99%, 56%) |
| OKLCH | oklch(62% 0.206 257.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #1E81FE | 3.73:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #1E81FE | 5.62:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #1E81FE text on white | 3.73:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #1E81FE text on black | 5.62:1 | AA | Lc -37.5 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFE
oklch(93.6% 0.029 257.8)
-
Step 200
200
#C2DBFF
oklch(88.5% 0.057 257.5)
-
Step 300
300
#99C3FF
oklch(80.9% 0.097 257.3)
-
Step 400
400
#5EA1FF
oklch(70.7% 0.154 257.1)
-
Step 500
500 (this color)
#1E81FE
oklch(62% 0.206 257.3)
-
Step 600
600
#006DE5
oklch(55.6% 0.201 257.4)
-
Step 700
700
#005BC2
oklch(49% 0.177 257.5)
-
Step 800
800
#004BA0
oklch(42.8% 0.152 257.1)
-
Step 900
900
#013E87
oklch(37.8% 0.135 257.3)
-
Step 950
950
#06254F
oklch(27% 0.085 257.4)
#1E81FE with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #308EFF | 0.036 |
| Deuteranopia (no green cones) | #007BFC | 0.019 |
| Tritanopia (no blue cones) | #00A0B3 | 0.157 |
| Achromatopsia (no color) | #848484 | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E81FE
#1E81FE
oklch(62% 0.206 257.3)
- #B17A00
#B17A00
oklch(62% 0.13 77.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #1E81FE, closest first.
No curated palette has a color within ΔE 0.04 of #1E81FE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.017
- Dodger Blue #1E90FF ΔE 0.039
- Cerulean Blue #056EEE ΔE 0.054
- Dark Sky Blue #448EE4 ΔE 0.061
- Cornflower #6A79F7 ΔE 0.063
- Soft Blue #6488EA ΔE 0.067
- Chefchaouen Blue #4895EF ΔE 0.068
- Royal Blue #4169E1 ΔE 0.070
Use #1E81FE in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.